fix(系统设置): 组织名称与描述添加字符限制

--bug=1035267 --user=宋昌昌 【系统设置】系统-组织与项目-组织-更新名称/描述-内容较长-提示报错了 https://www.tapd.cn/55049933/s/1462547

backend/services/system-setting/src/main/java/io/metersphere/system/dto/request/OrganizationEditRequest.java

@@ -24,7 +24,8 @@ public class OrganizationEditRequest implements Serializable {
     @Size(min = 1, max = 255, message = "{organization.name.length_range}", groups = {Created.class, Updated.class})
     private String name;
 
-    @Schema(description = "描述")
+    @Schema(description =  "描述")
+    @Size(max = 500, groups = {Created.class, Updated.class})
     private String description;
 
     @Schema(description = "成员ID集合")